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Singleton code snippet and code template : https://blog.francois.raminosona.com/singleton-snippet-template
<?xml version="1.0" encoding="utf-8"?>
<CodeSnippets xmlns="http://schemas.microsoft.com/VisualStudio/2005/CodeSnippet">
<CodeSnippet Format="1.0.0">
<Header>
<Keywords>
<Keyword>Singleton</Keyword>
</Keywords>
<Title>singleton</Title>
<Author>Francois Raminosona</Author>
<Description>Adds a singleton pattern to the current class</Description>
<Shortcut>singleton</Shortcut>
<SnippetTypes>
<SnippetType>Expansion</SnippetType>
</SnippetTypes>
</Header>
<Snippet>
<Code Language="CSharp">
<![CDATA[#region Singleton
private static $className$ _instance;
public static $className$ Current => _instance ??= new $className$();
#endregion
private $className$()
{
// TODO : Delete other constructors
// TODO : Make $className$ sealed
}]]>
</Code>
<Declarations>
<Literal Editable="false">
<ID>className</ID>
<Function>ClassName()</Function>
<Default>className</Default>
</Literal>
</Declarations>
</Snippet>
</CodeSnippet>
</CodeSnippets>
<?xml version="1.0" encoding="utf-8"?>
<CodeTemplates version="3.0">
<CodeTemplate version="2.0">
<Header>
<_Group>C#</_Group>
<Version />
<MimeType>text/x-csharp</MimeType>
<Shortcut>singleton</Shortcut>
<_Description>Adds a singleton design pattern</_Description>
<TemplateType>Unknown</TemplateType>
</Header>
<Variables>
<Variable name="className1" isEditable="false">
<Function>GetCurrentClassName()</Function>
</Variable>
<Variable name="className2" isEditable="false">
<Function>GetCurrentClassName()</Function>
</Variable>
<Variable name="className3" isEditable="false">
<Function>GetCurrentClassName()</Function>
</Variable>
<Variable name="className4" isEditable="false">
<Function>GetCurrentClassName()</Function>
</Variable>
<Variable name="className5" isEditable="false">
<Function>GetCurrentClassName()</Function>
</Variable>
</Variables>
<Code><![CDATA[#region Singleton
private static $className1$ _instance;
public static $className2$ Current => _instance ??= new $className3$();
#endregion
private $className4$()
{
// TODO : Delete other constructors
// TODO : Make $className5$ sealed
}]]></Code>
</CodeTemplate>
</CodeTemplates>
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